The performance of main - slave CPU control unit is good.

其中，主从CPU结构的控制单元具有很高的控制精度。

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The slave unit is located at the ground stations.

附属装置安装在地面台。

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The micro-processor and VLSIC are core of the master clock, which consists of a control unit and can adjust all slave clocks (except standard time slave clock) clockwise and inversion quickly.

器件为核心，构成一控制单元，操作非常简单，且可以同时对所有子钟进行顺时针和逆时针快速调整，运行可靠。

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Argentine documents said the intelligence agent ran a slave labour unit at the feared navy school of mechanics.

BBC: Mexico boss held on torture charges

But Mexico's Reforma newspaper has accused him of being a former Argentine intelligence officer who ran a slave labour unit during the country's military dictatorship 20 years ago.

BBC: Mexico boss held on torture charges